Athletic Club transfers for 2026/27 track 15 listed transfer moves, split into 0 incoming and 15 outgoing rows where provider data is available. The list covers permanent transfers, loans, free moves, loan returns, and other transfer labels supplied by the football data feed.

Outgoing moves include Julen Agirrezabala, Julen Agirrezabala, Mikel Vesga, Mikel Vesga, Iker Varela, and Urko Izeta with clubs including Racing Santander, Racing Santander, Almeria, and Almeria. Dates and transfer labels are shown row by row so the season view can be scanned without mixing incoming and outgoing business.

The provider labels in this season include Transfer, Free agent, and Loan. These labels are kept close to the source feed, so loans, free transfers, and loan-return statuses can be compared directly in the table.